Dong Bac - Ha Long Group LTD Address: Civil Group 18, Khu 7, Cao Xanh Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701920639 Phone: 0962383276 Representative: Nguyen Danh Truong Cao Xanh Ward, Ha Long City, Quang Ninh ProvinceFounding date: 9 - 2 - 2018